A) 1.11 m
B) 10 m
C) 9 km
D) 1.11 cm
Correct Answer: C
Solution :
[c] \[4\pi {{\varepsilon }_{0}}r=C\] \[\Rightarrow r=C/4\pi {{\varepsilon }_{0}}=\left( 1\times {{10}^{-6}}\times 9\times {{10}^{9}} \right)\] \[=9\times {{10}^{3}}m=9km\]You need to login to perform this action.
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